Samuelsson, U, Westerberg, L, Aakesson, K, Birkebæk, N H, Bjarnason, R, Drivvoll, A K, Skrivarhaug, T, Svensson, J, Thorsson, A, Hanberger, L & Nordic Childhood Diabetes Registry Study Group, NordicDiabKids 2020, ' Geographical variation in the incidence of type 1 diabetes in the Nordic countries : A study within NordicDiabKids ', Pediatric Diabetes, vol. 21, no. 2, pp. 259-265 . https://doi.org/10.1111/pedi.12943 Samuelsson, U, Westerberg, L, Aakesson, K, Birkebaek, N H, Bjarnason, R, Drivvoll, A K, Skrivarhaug, T, Svensson, J, Thorsson, A, Hanberger, L & Nordic Childhood Diabetes Registry Study Group, NordicDiabKids 2020, ' Geographical variation in the incidence of type 1 diabetes in the Nordic countries : A study within NordicDiabKids ', Pediatric Diabetes, vol. 21, no. 2, pp. 259-265 . https://doi.org/10.1111/pedi.12943